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NO-ISSUE: C2CC IPSec test: tcpdump robustness #6845

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Merged
openshift-merge-bot merged 4 commits into from
Jun 11, 2026
+13 −6
Merged

NO-ISSUE: C2CC IPSec test: tcpdump robustness #6845

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d46650d
Immediatelly write data to file
pmtk Jun 9, 2026
d3f0ba6
Spawn new background SSH connection instead of nohup timeout
pmtk Jun 9, 2026
ca26921
Add tcpdump's output as debug log
pmtk Jun 10, 2026
359c2d4
Kill specific instance of tcpdump
pmtk Jun 11, 2026
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19 changes: 13 additions & 6 deletions test/resources/ipsec.resource
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Original file line number Diff line number Diff line change
Expand Up @@ -66,19 +66,26 @@ Verify XFRM Counters Incremented

Start Tcpdump For ESP On Cluster
[Documentation] Start tcpdump in the background capturing ESP packets.
... Returns the pcap file path. Uses timeout to auto-exit.
[Arguments] ${alias} ${iface}=enp1s0 ${timeout}=15
... Returns the pcap file path.
[Arguments] ${alias} ${iface}=enp1s0
VAR ${pcap_file}= /tmp/esp-capture-${alias}.pcap
Disruptive Command On Cluster ${alias} rm -f ${pcap_file}
Command On Cluster ${alias}
... nohup timeout ${timeout} tcpdump -i ${iface} -w ${pcap_file} esp &>/dev/null &
${conn_id}= Get From Dictionary ${C2CC_SSH_IDS} ${alias}
SSHLibrary.Switch Connection ${conn_id}
SSHLibrary.Start Command tcpdump -U -i ${iface} -w ${pcap_file} esp sudo=True
Sleep 2s reason=Wait for tcpdump to initialize packet capture
RETURN ${pcap_file}

Wait For Tcpdump And Verify ESP
[Documentation] Wait briefly for traffic to be captured, then verify ESP packets in pcap.
[Documentation] Stop tcpdump, then verify ESP packets in pcap.
[Arguments] ${alias} ${pcap_file}
Sleep 5s reason=Wait for ESP packets to be captured
Sleep 3s reason=Wait for ESP packets to be captured
Disruptive Command On Cluster ${alias} pkill -INT -f "tcpdump.*${pcap_file}"
${conn_id}= Get From Dictionary ${C2CC_SSH_IDS} ${alias}
SSHLibrary.Switch Connection ${conn_id}
${stdout} ${stderr}= SSHLibrary.Read Command Output return_stderr=True
Log tcpdump stdout: ${stdout} level=DEBUG
Log tcpdump stderr: ${stderr} level=DEBUG
${stdout}= Command On Cluster ${alias}
... tcpdump -r ${pcap_file} 2>/dev/null | head -5
Should Contain ${stdout} ESP
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